Gemini 2.5 Pro text and number output formatting is terrible. Broken output that does not carry well into MS Word or other documentation and the text is showing up in a vertical line rather than in sentence format.
AI Studio sometimes embeds HTML like layout or control characters during the responses. These will make the Word processor or Rich text editors get confused, so try coping it into plain text editor like Notepad++ or try using the Ctrl + Shift + V instead of Ctrl + V when you paste it to MS word or google docs.